MongoDB is now live at Craigslist, where it is being used to archive billions of records. Craiglist has kept every post anyone has ever made in a large MySQL cluster. A few months ago, they began looking for alternatives: schema changes were ... 続きを読む
Rogue Rogue is a type-safe internal Scala DSL for constructing and executing find and modify commands against MongoDB in the Lift web framework. It is fully expressive with respect to the basic options provided by MongoDB's native query langu... 続きを読む
yats socialgraph dump twitter日本語ユーザー100万人のフォローイングとプロフィールです。 レコメンデーションの実験や分析に使えるかもしれません。 内容 streaming apiから日本語を含み、過去に400つぶやき以上、過去3週間以内に発言のユーザーを収集しまし... 続きを読む
MongoDB Ruby Driver Tutorial This tutorial gives many common examples of using MongoDB with the Ruby driver. If you're looking for information on data modeling, see MongoDB Data Modeling and Rails. Links to the various object mappers are list... 続きを読む
If you just want to do Clone Database from one server to another you don't need these tools. These tool work with the raw data (the documents in the collection; both user and system); they do not save, or load, the metadata like the (capped) ... 続きを読む
Stay up to date on MongoDB news, events, tips, and more. ABOUT Mongo Tokyo is a one-day conference in Tokyo, Japan, dedicated to development with the open source, non-relational database MongoDB. Talks will be conducted in Japanese and Englis... 続きを読む
Is PyMongo thread-safe?¶ PyMongo is thread-safe and even provides built-in connection pooling for threaded applications. How does connection pooling work in PyMongo?¶ Every Connection instance has built-in connection pooling. Each thread gets... 続きを読む
php, mongoMongoDB面白いですね。ドキュメントが親切なのでありがたいのですが、なかなか日本語の記事が無かったりするので、Geospatial Indexingについて試してみた事を投稿しますよ!マニュアル:地理空間のインデックス - Docs-Japanese - 10gen Confluence... 続きを読む
Saturday, September 11, 2010 MySQL versus MongoDB - yet another silly benchmark This is yet another silly benchmark because the results are likely to be misused. The results probably do not matter to you. I like MongoDB. It has many things in... 続きを読む
(Note: this is being posted with Foursquares permission.) As many of you are aware, Foursquare had a significant outage this week. The outage was caused by capacity problems on one of the machines hosting the MongoDB database used for check... 続きを読む
@doryokujinです。本エントリーから数回にわけてMongoDBの紹介をつらつら書いていきたいと思います。日々、MongoDBの魅力にどっぷりな僕でして、それを少しでも多くの方に共有できたらというモチベーションで書いています。今回はチュートリアルとして主要な機... 続きを読む
Mongoid provides an easy to use API for working with documents in MongoDB. Features: - Effortless mapping of Ruby objects to documents and embedded documents. - Rich criteria API and chained scopes for document retrieval from the database. - ... 続きを読む
Introduction MongoDB offers a rich query environment with lots of features. This page lists some of those features. Queries in MongoDB are represented as JSON-style objects, very much like the documents we actually store in the database. For... 続きを読む
前回(と言ってももう2ヶ月前か……1.5.8まででちゃってますね。例によってビルドはクソ長いので注意して下さい)、Mac OS X で MongoDB を動かす で、Mac OS X での MongoDB インストール、起動、停止、デーモン化をしましたが、今回は付属のシェルで簡単なCR... 続きを読む